Second harmonic signal reconstruction and noise elimination in methane detection via Quartz-Enhanced photoacoustic spectroscopy using an ESMD-AE-WTD model

作者：Tingting Zhang, Minghe Wu, Qinduan Zhang, Jiqiang Wang, Yefeng Gu, Wei Wang, Chunsheng Li, Hongzhen Yu, Guo Sun, Dong Li · 发表于：Infrared Physics & Technology · 年份：2025 · DOI：10.1016/j.infrared.2025.106312 · 被引用次数：3 · 研究领域：Spectroscopy and Laser Applications、Photoacoustic and Ultrasonic Imaging、Combustion and flame dynamics